Mingguang Haomiao Security Tech Co., Ltd. (Stock Code: 920856) was listed on the Beijing Stock Exchange on Nov 15, 2021. It designs, produces, sells, and services fire trucks and police vehicles. A high-tech and national "Little Giant" SME, it holds 182 patents (35 inventions). It collaborates with universities, undertakes key national projects, and wins awards. Core technologies: turbo-jet, three-phase, water mist, dry powder systems, and vehicle networking.